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Planning application

5 Derwent Grove London Southwark SE22 8DZ

Granted Southwark 21/AP/2797 Certificate of Lawful Dev. - Proposed

Works: Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Certificate of Lawful Proposed: Proposed hip to gable loft conversion including rear dormer and all associated work to provide additional living accommodation at 5 Derwent Grove.

As published by the council, reference 21/AP/2797

Application record

Reference
21/AP/2797
Type
Certificate of Lawful Dev. - Proposed
Status
Granted
Decision
Granted As published: Certificate of Lawfulness Prop- GRANTED
Received
5 Aug 2021
Validated
6 Aug 2021
Decided
15 Sep 2021
Ward
Goose Green
Parish
Dulwich
Decision by
Delegated Panel - Trees
Postcode
SE22 8DZ

Site history

Applications at this address on the Southwark register

This site has had 3 applications since 2021: 3 approved, 0 refused.

  • 21/AP/2795 Granted

    5 Derwent Grove London Southwark SE22 8DZ

    Construction of a ground floor single-storey wraparound extension with roof lights, including the demolition of an existing shed to the rear, reconfiguration of an existing first floor window on the north-facing side elevation

    Decided 30 Sep 2021 Householder
  • 21/AP/2796 Granted

    5 Derwent Grove London Southwark SE22 8DZ

    Construction of an L-shaped dormer extension including hip to gable extension

    Decided 30 Sep 2021 Householder

Timeline

Dates from the published record

  1. 5 Aug 2021

    Received by Southwark

  2. 6 Aug 2021

    Validated

    Checked as complete and ready for consideration.

  3. 15 Sep 2021

    Decision issued: Certificate of Lawfulness Prop- GRANTED

  4. 1 Oct 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Design Squared Ltd Agent, a design practice registered in Brighton

Active · incorporated 2010 · Brighton

135 applications on PlanIndex · across 13 councils · 93% granted

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See their track record

Documents

Plans, drawings, consultee responses and the officer's report

16 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Southwark granted permission on 15 September 2021, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 5 Derwent Grove London Southwark SE22 8DZ

    21/AP/2795 Submitted 5 Aug 2021 50 yards away

    Construction of a ground floor single-storey wraparound extension with roof lights, including the demolition of an existing shed to the rear, reconfiguration of an existing first floor window on the north-facing side elevation

    Granted Householder Extension Loft or dormer +2 15 docs
    Small domestic
  • 5 Derwent Grove London Southwark SE22 8DZ

    21/AP/2796 Submitted 5 Aug 2021 50 yards away

    Construction of an L-shaped dormer extension including hip to gable extension

    Granted Householder Extension Loft or dormer 9 docs
    Domestic
  • First Floor And Second Floor Flat 3 Derwent Grove London Southwark SE22 8DZ

    25/AP/2960 Submitted 10 Oct 2025 50 yards away

    90% historically approved · decision due ~8 Dec

    Construction of a small rear dormer with glazed doors, and a roof terrace with privacy screening on part of rear outrigger roof.

    Awaiting decision Full applications Extension Loft or dormer +1 18 docs
  • 48 Grove Vale London Southwark SE22 8DY

    22/AP/1367 Submitted 14 Apr 2022 50 yards away

    90% historically approved · decision due ~19 Jul

    Change of use and rear extension to ground floor commercial unit to provide a Class E unit together with a 1 bedroom ground floor flat.

    Awaiting decision Full applications Extension 14 docs
  • 14 Derwent Grove London Southwark SE22 8EA

    25/AP/3608 Submitted 10 Dec 2025 50 yards away

    Loft conversion with hip-to-gable roof extension, a rear dormer set back 200mm from the eaves, two rooflights to the front roof slope, and associated chimney alterations

    Granted Householder Extension Loft or dormer 16 docs
    Domestic
  • 34 Grove Vale London Southwark SE22 8DY

    22/AP/3607 Submitted 18 Oct 2022 50 yards away

    Retrospective application for the retention of the existing single storey rear extension (garage/storage space).

    Granted Full applications Extension 19 docs
    Small domestic

In Southwark

  • 26/AP/2574 Awaiting decision

    23 Alberta Street London Southwark SE17 3SF

    Certificate of lawfulness (proposed) for construction of a rear dormer and the installation of 1x rooflight to the front roofslope.

    Received 1 Sep, published by the council 8 Sep 2026 Lawful development
  • 26/AP/2509 Awaiting decision

    Newington Gardens Harper Road London Southwark SE1

    Certificate of Lawfulness (proposed) for improvement works to the playground at Newington Gardens to include the removal of current playground equipment and installation of new accessible equipment.

    Received 21 Aug, published by the council 7 Sep 2026 Lawful development
  • 26/AP/1673 Granted

    Flat 67 Benbow House 24 New Globe Walk London Southwark SE1 9DS

    Certificate of Lawful Development to replace existing external doors with new thermally improved doors

    Received 11 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1909 Granted

    6 Ethnard Road London Southwark SE15 1RU

    Certificate of lawfulness (proposed) for a loft conversion with rear dormer

    Received 30 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/2486 Awaiting decision

    84 Croxted Road London Southwark SE21 8NP

    Certificate of lawfulness (proposed) for the formation of a moveable structure (as defined under the Caravan Site Act) that can be separated into 2 sections and removed from the rear garden by crane. Refer to the following drawings: 318 SP 00 (PD) 318 SP 01 (PD) 318 SP 101 (PD) 318 GS 01 (PD) 318 GS 02 (PD)

    Received 19 Aug, published by the council 20 Aug 2026 Lawful development